World Resorts USA Newport Weather

Newport weather in September

Weather in Newport: September

Average day temperature: 71.5°F
Average night temperature: 60.9°F
Sea water temperature: 69.6°F
Number of sunny days: 14 days
Day length: 11.8 - 13.1 hours
Number of rainy days: 2 days
Precipitation totals: 1.1 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 77°F. At the same time the lowest night temperature was 49°F. Daily and nightly averages during September were 71.3°F and 61.0°F.

Sea water temperature in Newport in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 68.8°F. The highest and lowest sea temperatures during the month were 70.0°F and 67.6°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Newport in September is 1.1 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 7.5 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.0.

Best time for vacation in Newport

Sunniest months:
November 17 days
October 14 days
September 14 days
Warmest months:
July 79.1 °F
August 77.9 °F
June 73.0 °F
Warmest sea temp:
August 72.9 °F
July 72.4 °F
September 69.6 °F
Coldest months:
January 36.8 °F
February 37.9 °F
December 40.9 °F
Rainiest months:
March 3 days
October 3 days
January 3 days
Windiest months:
December 10.0 mph
March 9.9 mph
January 9.8 mph

Newport on a weather map

Newport
+43°F
W 7 mph
Feels like: +37°F
Precip.: 100%
Places in USA:
Name
°F
+46°F
+77°F
+77°F
+59°F
+70°F
+77°F
+77°F
+70°F
+41°F
+70°F
+55°F
+75°F
+77°F
+55°F
+36°F
24 Hours Forecast
Newport
Local time: 18:23
January 10, saturday
2100
37°F
W
12 mph
January 11, sunday
0000
37°F
SW
11 mph
0300
37°F
S
8 mph
0600
37°F
S
6 mph
0900
37°F
S
3 mph
1200
39°F
E
5 mph
1500
41°F
E
8 mph
1800
37°F
SE
12 mph
Units of measurement: °C / °F